I had thought about this in the last generation .What if you likened CPU to a vehicles engine .
The PS2 with its two vector units would compare to a Subaru Impreza STI twin turbo . And the original Xbox with it large engine would be comparable to a Dodge Ram V10 . A classic Japaneses vs American battle .
I thought the Gamecube was like a Honda NSX . Quite specialized .
With this generation with its SPU's and multiple cores you tell me .
Maybe we should compare them to jet fighters

360 is more like a pre-ford Mustang. You know, from the era when the electrical systems went out ever 2000 miles, and they got like 4.5 miles to the gallon. Beautiful, Superfast, and lots of fun. When they work...